Backless bench



FIG. 1 is a front perspective view of a backless bench, showing my new design;

FIG. 2 is a right elevational view thereof, the left elevational view being a mirror image of the right elevational view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a bottom plan view thereof; and,

FIG. 5 is a top plan view thereof. 

CLAIM The ornamental design for a backless bench, as shown and described. 